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-rw-r--r--Swiften/Network/Connector.cpp9
1 files changed, 8 insertions, 1 deletions
diff --git a/Swiften/Network/Connector.cpp b/Swiften/Network/Connector.cpp
index e86b327..5eddaba 100644
--- a/Swiften/Network/Connector.cpp
+++ b/Swiften/Network/Connector.cpp
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2010-2016 Isode Limited.
+ * Copyright (c) 2010-2018 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
@@ -148,6 +148,13 @@ void Connector::handleConnectionConnectFinished(bool error) {
timer->stop();
timer.reset();
}
+ if (!currentConnection) {
+ // We've hit a race condition where multiple finisheds were on the eventloop queue at once.
+ // This is particularly likely on macOS where the hourly momentary wakeup while asleep
+ // can cause both a timeout and an onConnectFinished to be queued sequentially (SWIFT-232).
+ // Let the first one process as normal, but ignore the second.
+ return;
+ }
currentConnection->onConnectFinished.disconnect(boost::bind(&Connector::handleConnectionConnectFinished, shared_from_this(), _1));
if (error) {
currentConnection.reset();